.main {
  width: 100%;
}
.main .banner {
  width: 100%;
  height: 600px;
  background: url(../images/banner.png) no-repeat center;
}
.integrated-module-content {
  width: 100%;
  height: 514px;
  background: url(../images/bg01.png) no-repeat center;
}
.platform-module {
  width: 100%;
  height: 780px;
  background: url(../images/bg02.png) no-repeat center;
}